Stainless Steel 310H Tubing is composed of approximately 24-26% Chromium, 19-22% Nickel, 2% Manganese, 0.04-0.10% Carbon, 1.50% Silicon, 0.045% Phosphorus, and 0.03% Sulfur, offering excellent high-temperature strength and oxidation resistance. Its mechanical properties include a tensile strength of 515 MPa, yield strength of 205 MPa, and elongation of 40%, ensuring durability and flexibility. With a density of 7.9 g/cm³, a melting point of 1400-1450°C, and thermal conductivity of 14.2 W/m·K, this tubing is ideal for furnace components, heat exchangers, petrochemical processing, and high-temperature industrial applications.
| 310H Stainless Steel Tube Finish | Polished, BA (Bright & Annealed),AP (Annealed & Pickled), MF |
|---|---|
| Stainless Steel 310H Tube Standards | ASTM A213,ASTM A269, ASTM A249,ASME SA213,ASME SA269, ASME SA249, NACE MR0175/ISO 15156, PED 97/23/EC,EN 10216-5 TC1 / TC2, AD 2000 |
| Stainless Steel 310H Seamless Tube Size | 3.35 mm OD To 101.6 mm OD |
| 310H stainless steel tubing End | Plain End, Beveled End, Treaded, Ends are suitable for orbital welding |
| Marking | All 310H Stainless Steel tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.) |
| Stainless Steel 310H Welded Tube Size | 6.35 mm OD To 152 mm OD |
| Stainless Steel 310H tubing wall thickness | 0.020″ –0.220″, (special wall thicknesses available) |
| Stainless Steel 310H tube Form | Straight or ‘U’ bent Tubes, Round,Boiler, Coil , LSAW Tubes, Square, Hydraulic, Rectangular, Hollow Etc. |
| Stainless Steel 310H Tube Type | EFW, Seamless , Fabricated, ERW, Welded |
| SS 310H tube Length | Single Random , Standard & Cut length , Double Random |
| Non-Electropolished | (CFOS) Cleaned for Oxygen Grade Service or Corrosive Systems, (BA) Bright Annealed or (AP) Annealed & Pickled for High-Purity |
| I.D. Surface Finish Options | 5, 7 & 10 µin. Ra |
| 310H stainless steel tubing Testing & Inspection | Visual inspection • Surface roughness measurement • Helium-leak testing • Scanning Electron Microscopy (SEM) • Auger Electron Microscopy (AES) • Election Spectroscopy for Chemical Analysis (ESCA or XPS) • Particle testing • Moisture testing |
| Tolerances | In accordance with: ASTM: A269 & A632, JIS: G 3459 |
| 310H stainless steel tubing Test Certificate | Laboratory Test Certificate from Govt. Approved Lab. Manufacturer Test Certificate according to EN 10204 3.1 B Under Third Party Inspection |
| Electropolished | (EP) Electropolished for Ultra High Purity Systems |
| 310H stainless steel tubingApplication | Oil Tube , Boiler and Heatexchange , Gas Tube, Fluid Tuber |
| JIS | 8A to 250A |
| Specialize in | Stainless Steel 310H Capillary Tube & Other Odd Size Stainless Steel 310H Hydraulic tubing with OD up to 50.8 mm (2.0 in.) are delivered in bright annealed condition Stainless Steel 310H Heat Exchanger & Condenser Tubes Stainless Steel 310H hydraulic tube with OD larger than 50.8 mm are supplied in the annealed and pickled condition, Or in polished condition |
| Marking & Traceability | Each Stainless Steel 310H Tubing is traceable to its producing mill and heat by an identification number etched within 24″ (610mm) of one end. |
| Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| Value Added Service | Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 310H | min. | 0.04 | – | – | – | – | 24.0 | – | 19.0 | – |
| max. | 0.10 | 2.0 | 1.0 | 0.045 | 0.030 | 26.0 | 21.0 | – | ||
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 310H | 515 | 205 | 40 | 95 | 217 |
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Stainless Steel 310H Tubing is widely used in high-temperature and corrosion-resistant applications. It is essential in furnace components, heat exchangers, and kilns due to its excellent oxidation resistance and thermal stability. In the petrochemical and chemical industries, it is used for processing equipment, reactors, and piping systems exposed to extreme heat and aggressive environments. Power plants utilize it in boiler components, superheater, and reheater tubes, while the aerospace and automotive industries benefit from its heat-resistant properties. Its durability makes it ideal for refineries, thermal processing, and high-temperature structural applications.
Exceptional corrosion resistance, especially in high-temperature environments. Its seamless construction ensures uniform strength and reliability.
Excellent corrosion resistance. The welded construction allows for cost-effective production while maintaining high strength and durability. It is suitable for applications requiring precise dimensions.
Designed with sizes ranging from 1/4″ to 2″ in diameter. These tubes offer superior corrosion resistance and thermal conductivity, making them ideal for heat exchanger applications. They perform well in high-temperature and high-pressure environments.
Excellent corrosion resistance and is used in precise instrumentation and control systems. The tubing ensures consistent performance in critical environments.
High corrosion resistance and are designed to withstand high pressures and temperatures in boiler applications. The tubes ensure efficient heat transfer and long-term durability.
Excellent corrosion resistance and are shaped into U-bends for use in heat exchangers. They are ideal for compact heat exchanger designs and efficient thermal transfer.
Superior corrosion resistance. These tubes are used in condenser systems to efficiently transfer heat. They perform well in both high-temperature and corrosive environments.
Designed with fins to enhance heat transfer efficiency and provide excellent corrosion resistance. These tubes are ideal for use in air-cooled heat exchangers and other thermal systems.
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